mail.sdlab.dev - dns.ninja
mail.sdlab.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 79.137.230.138🇷🇺 DINET-AS79.137.224.0/21 DINET-HOSTING | ||||||
| PTR | mail.sdlab.dev | ||||||
sdlab.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 79.137.230.140🇷🇺 DINET-AS79.137.224.0/21 DINET-HOSTING | ||||||
| NS | a.ns.selectel.ru ⭐ | ||||||
| NS | b.ns.selectel.ru | ||||||
| NS | c.ns.selectel.ru | ||||||
| NS | d.ns.selectel.ru | ||||||
| MX | mail.sdlab.dev ⭐ | ||||||
| TXT | google-site-verification=F9EpPU-nRvKkFmmZI7uzFk83eP3p81_gwFD1X_1Ax9s | ||||||
| TXT | yandex-verification: dbfa914387b9ffb3 | ||||||
| TXT | google-site-verification=qdHsnhoVKfKK_vRYLxVsgQVBsKm1WH708_nyUB7hMlN | ||||||
| TXT | v=spf1 +a +mx -all | ||||||
| SOA | a.ns.selectel.rusupport@selectel.ru 2026-07-23 #2 | ||||||
PTR for
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A79.137.230.1382026-02-17 → 2026-07-28 · 2 obs
● 2026-02-17 13:39:46
● 2026-07-28 05:39:50
● 2026-07-28 05:39:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| sdlab.dev | c.ns.selectel.ru, a.ns.selectel.ru, d.ns.selectel.ru, b.ns.selectel.ru | - |
✅ Authoritative Response
Server:188.68.203.3
NS records: c.ns.selectel.ru, a.ns.selectel.ru, d.ns.selectel.ru, b.ns.selectel.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdlab.dev (unsigned zone)
⏱️ Timing
Total: 1121ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 79.137.230.138 |
Analysis
Mail Server Role
Mail for sdlab.dev and undertake.ru is handled by mail.sdlab.dev.
IP Addresses
mail.sdlab.dev has exactly one IP address — 79.137.230.138.